☆ ADVANCED LEVEL : 6 ☆☆ INTERMEDIATE LEVEL : 7 ☆☆☆ ELEMENTARY LEVEL : 0 NONE : 12 ALL : 25

• 효과 (效果) : 어떠한 것을 하여 얻어지는 좋은 결과. ☆☆ Noun
🌏 EFFECT; EFFICACY: A good result achieved from doing something.

• 효과적 (效果的) : 어떠한 것을 하여 좋은 결과가 얻어지는 것. ☆☆ Noun
🌏 BEING EFFECTIVE; BEING EFFECTUAL: A state of achieving a good result from doing something.

• 효과적 (效果的) : 어떠한 것을 하여 좋은 결과가 얻어지는. ☆☆ Determiner
🌏 EFFECTIVE; EFFECTUAL: Achieving a good result from doing something.

• 효도 (孝道) : 부모를 정성껏 잘 모시어 받드는 일. ☆☆ Noun
🌏 FILIAL PIETY: A state of respecting and taking care of one's parents with all one's heart.

• 효율적 (效率的) : 들인 노력이나 힘에 비해 얻는 결과가 큰 것. ☆☆ Noun
🌏 BEING EFFICIENT; BEING EFFECTIVE: A state in which an outcome turns out to be satisfactory compared to one's efforts.

• 효율적 (效率的) : 들인 노력이나 힘에 비해 얻는 결과가 큰. ☆☆ Determiner
🌏 EFFICIENT; EFFECTIVE: An outcome turning out to be satisfactory compared to one's efforts.

• 효자 (孝子) : 부모를 잘 모시어 받드는 아들. ☆☆ Noun
🌏 FILIAL SON; DEVOTED SON: A son who respects and takes good care of his parents.

• 효 (孝) : 부모를 잘 모시어 받드는 일. ☆ Noun
🌏 FILIAL PIETY; FILIAL DUTY: An act of respecting and taking good care of one's parents.

• 효녀 (孝女) : 부모를 잘 모시어 받드는 딸. ☆ Noun
🌏 FILIAL DAUGHTER; DEVOTED DAUGHTER: A daughter who respects and takes good care of her parents.

• 효능 (效能) : 좋은 결과를 나타내는 능력. ☆ Noun
🌏 EFFECT; EFFICACY; EFFECTIVENESS: The ability to produce a good result.

• 효력 (效力) : 약 등을 사용한 뒤에 얻는 좋은 결과. ☆ Noun
🌏 EFFICACY; EFFECTIVENESS: A state of getting good results from taking medicine, etc.

• 효용 (效用) : 좋은 결과를 내거나 만족감이 있게 쓰거나 쓰임. ☆ Noun
🌏 USEFULNESS; UTILITY: A state of producing a good result, or using something worthily or being worthily used.

• 효율 (效率) : 들인 노력이나 힘에 대한 결과의 비율. ☆ Noun
🌏 EFFICIENCY; EFFECTIVENESS: The ratio of benefits to the amount of effort or energy invested.

• 효과음 (效果音) : 영화나 공연 등에서 장면의 실감을 더하기 위해 넣는 소리. Noun
🌏 SOUND EFFECT: A sound inserted to add a sense of reality to a certain scene in a movie or performance.

• 효도하다 (孝道 하다) : 부모를 정성껏 잘 모시어 받들다. Verb
🌏 BE FILIAL: To respect and take care of one's parents with all one's heart.

• 효부 (孝婦) : 시부모를 잘 모시어 받드는 며느리. Noun
🌏 VIRTUOUS DAUGHTER-IN-LAW; FILIAL DAUGHTER-IN-LAW: A daughter-in-law who takes good care of her parents-in-law.

• 효부 없는 효자 없다 : 며느리가 착하고 시부모를 잘 모시고 받들어야 아들도 따라 효도한다는 말.
🌏 THERE IS NO FILIAL SON WITHOUT A FILIAL DAUGHTER-IN-LAW: An expression meaning a daughter-in-law should first respect and take good care of her parents-in-law to encourage her husband to serve them with devotion.

• 효성 (孝誠) : 부모를 잘 모시어 받드는 정성. Noun
🌏 FILIAL DEVOTION: One's devotion to respecting and taking care of one's parents.

• 효성스럽다 (孝誠 스럽다) : 부모를 잘 모시어 받드는 태도가 있다. Adjective
🌏 FILIAL; DUTIFUL; FAITHFUL: Showing an attitude of respecting and taking good care of one's parents.

• 효소 (酵素) : 생물의 세포 안에서 일어나는 화학 작용을 돕는 물질. Noun
🌏 ENZYME: A substance facilitating chemical operation occurring within the cells of living things.

• 효시 (嚆矢) : (비유적으로) 중요한 사건이나 일, 현상의 시작. Noun
🌏 START; OUTSET; ROOT; SOURCE: (figurative) The beginning of an important event, task, or phenomenon.

• 효심 (孝心) : 부모를 잘 모시어 받드는 마음. Noun
🌏 FILIAL PIETY; DEVOTION TO PARENTS: An attitude of respecting and taking good care of one's parents.

• 효율성 (效率性) : 들인 노력이나 힘에 대한 결과의 비율이 높은 특성. Noun
🌏 EFFICIENCY; EFFECTIVENESS: The quality of showing a high ratio of outcome to one's effort or energy.

• 효행 (孝行) : 부모를 잘 모시어 받드는 행동. Noun
🌏 FILIAL PIETY: A behavior of respecting and taking good care of one's parents.

• 효험 (效驗) : 어떤 일이나 작용의 좋은 보람이나 결과. Noun
🌏 EFFECT; EFFICACY; EFFECTIVENESS: A state in which a certain task or action bears fruit or produces a good result.

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